Indicates whether the regular expression specified in the Regex constructor finds a match in the specified input string, beginning at the specified starting position in the string. (Inherited from Regex.)

Splits the specified input string a specified maximum number of times at the positions defined by a regular expression specified in the Regex constructor. The search for the regular expression pattern starts at a specified character position in the input string. (Inherited from Regex.)

The TagRegex35 class provides a regular expression that ASP.NET uses internally to parse the opening tag of an HTML element, an XML element, or an ASP.NET Web server control tag, for applications that target the .NET Framework 3.5 SP1 and earlier versions. ASP.NET uses the System.Web.RegularExpressions.TagRegex class for applications that target the .NET Framework 4 and later versions.